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  1. Models
  2. Text
  3. Meta

Muse Spark 1.2 Contributor

A much cheaper opt-in version of Muse Spark 1.2 with the same multimodal coding and agentic capabilities. Prompts and outputs sent to this Contributor model may be used by Meta for training and to improve its products; use the standard Muse Spark 1.2 model if you do not want your data used for training.

  • Reasoning
  • Vision
  • Audio Input
  • Video Input
  • Native PDF input
  • Tool Calling
  • Parallel Tool Calls
  • Structured Output

Added Aug 5, 2026

Pricing

Auto routing · per 1M tokens
Input
$0.10
Output
$0.20
Cache read
$0.0020
Compare provider prices

Specifications

Context window
1M
Max output
65.5K

Benchmarks

No public benchmark scores for this model yet.

Providers

Auto routing is available for this model. Explicit provider selection is not available.

Auto
Auto
Recommended
$0.10$0.20$0.0020N/AN/A

Reliability

Related text models

Compare Muse Spark 1.2 Contributor with similar models from the same provider or model family.

Muse Spark 1.3 Contributor

meta/muse-spark-1.3-contributor

Meta's Muse Spark 1.3 Contributor is a frontier multimodal reasoning model for long-horizon coding and agentic workflows, with strong gains in computer use, browsing, professional tool use, codebase understanding, and million-token retrieval. It accepts text, images, audio, video, and files, supports tool calling and structured output, and always reasons before answering. Prompts and outputs may be used by Meta for training and to improve its products.

Muse Spark Open

meta/muse-spark-open

Built with Muse Spark Open. Meta's open-weight 816B-A42B model for coding and agentic workflows. Text and image input, text output, tool calling and structured output. Always reasons at low, medium, high, or xhigh effort. Custom Muse Model License and Usage Policy apply.

Muse Spark 1.3

meta/muse-spark-1.3

Meta's Muse Spark 1.3 is a frontier multimodal reasoning model for long-horizon coding and agentic workflows, with strong gains in computer use, browsing, professional tool use, codebase understanding, instruction following, and million-token retrieval. It accepts text, images, audio, video, and files, supports tool calling and structured output, and always reasons before answering.

Muse Spark 1.2

meta/muse-spark-1.2

Meta's Muse Spark 1.2 is a multimodal reasoning model for complex agentic and coding tasks, with tool calling, structured output, and a one-million-token context window.

Muse Spark 1.1

meta/muse-spark-1.1

Meta's Muse Spark 1.1 is a long-context multimodal reasoning model served by the Meta Model API.

Muse Ember

meta/muse-ember

Meta's Muse Ember is the smallest and most efficient Muse model, built for the work agents repeat all day: tool calls, coding-agent subtasks, routing, and extraction. It accepts text, images, audio, video, and PDF documents across a one-million-token context window, supports tool calling and structured output, and always reasons before answering.